CVE-2025-68188

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Source
https://cve.org/CVERecord?id=CVE-2025-68188
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68188.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-68188
Downstream
Related
Published
2025-12-16T13:43:10.680Z
Modified
2026-03-12T04:29:48.161381Z
Summary
tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check()
Details

In the Linux kernel, the following vulnerability has been resolved:

tcp: use dstdevrcu() in tcpfastopenactivedisableofo_check()

Use RCU to avoid a pair of atomic operations and a potential UAF on dst_dev()->flags.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68188.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
cf1ef3f0719b4dcb74810ed507e2a2540f9811b4
Fixed
bc2b881a0896c111c1041d8bb1f92a3b3873ace5
Fixed
06da08d9355bf8e2070459bbedbe372ccc02cc0e
Fixed
b62a59c18b692f892dcb8109c1c2e653b2abc95c

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68188.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.12.0
Fixed
6.12.58
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.17.8

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68188.json"